diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/joystick/mint/SDL_sysjoystick.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/joystick/mint/SDL_sysjoystick.c | 683 |
1 files changed, 0 insertions, 683 deletions
diff --git a/distrib/sdl-1.2.12/src/joystick/mint/SDL_sysjoystick.c b/distrib/sdl-1.2.12/src/joystick/mint/SDL_sysjoystick.c deleted file mode 100644 index 364e568..0000000 --- a/distrib/sdl-1.2.12/src/joystick/mint/SDL_sysjoystick.c +++ /dev/null @@ -1,683 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -#ifdef SDL_JOYSTICK_MINT - -/* - * Atari Joystick/Joypad drivers - * - * Patrice Mandin - */ - -#include <mint/cookie.h> -#include <mint/osbind.h> - -#include "SDL_events.h" -#include "../SDL_sysjoystick.h" -#include "../SDL_joystick_c.h" - -#include "../../video/ataricommon/SDL_ikbdinterrupt_s.h" -#include "../../video/ataricommon/SDL_xbiosevents_c.h" -#include "../../video/ataricommon/SDL_xbiosinterrupt_s.h" - -/*--- Const ---*/ - -/* We can have: - 1 joystick on IKBD port 1, read via hardware I/O - or same joystick on IKBD port 1, read via xbios - 1 joypad on port A (up to 4 with teamtap) - or 2 joysticks on joypad port A - or 1 analog paddle on joypad port A - or 1 lightpen on joypad port A - 1 joypad on port B (up to 4 with teamtap) - or 2 joysticks on joypad port B - or 1 analog paddle on joypad port B - 2 joysticks on parallel port -*/ - -enum { - IKBD_JOY1=0, - XBIOS_JOY1, - PORTA_PAD0, - PORTA_PAD1, - PORTA_PAD2, - PORTA_PAD3, - PORTB_PAD0, - PORTB_PAD1, - PORTB_PAD2, - PORTB_PAD3, - PORTA_JOY0, - PORTA_JOY1, - PORTB_JOY0, - PORTB_JOY1, - PORTA_LP, - PORTA_ANPAD, - PORTB_ANPAD, -#if 0 - PARA_JOY0, - PARA_JOY1, -#endif - MAX_JOYSTICKS -}; - -enum { - MCH_ST=0, - MCH_STE, - MCH_TT, - MCH_F30, - MCH_CLONE, - MCH_ARANYM -}; - -/* Joypad buttons - * Procontroller note: - * L,R are connected to 4,6 - * X,Y,Z are connected to 7,8,9 - */ - -enum { - JP_UP=0, JP_DOWN, JP_LEFT, JP_RIGHT, - JP_KPMULT, JP_KP7, JP_KP4, JP_KP1, - JP_KP0, JP_KP8, JP_KP5, JP_KP2, - JP_KPNUM, JP_KP9, JP_KP6, JP_KP3, - JP_PAUSE, JP_FIRE0, JP_UNDEF0, JP_FIRE1, - JP_UNDEF1, JP_FIRE2, JP_UNDEF2, JP_OPTION -}; - -#define JP_NUM_BUTTONS 17 - -#define PORT_JS_RIGHT (1<<0) -#define PORT_JS_LEFT (1<<1) -#define PORT_JS_DOWN (1<<2) -#define PORT_JS_UP (1<<3) -#define PORT_JS_FIRE (1<<4) - -/*--- Types ---*/ - -typedef struct { - SDL_bool enabled; - unsigned char *name; - Uint32 prevstate; -} atarijoy_t; - -/*--- Variables ---*/ - -static atarijoy_t atarijoysticks[MAX_JOYSTICKS]={ - {SDL_FALSE,"IKBD joystick port 1",0}, - {SDL_FALSE,"Xbios joystick port 1",0}, - {SDL_FALSE,"Joypad 0 port A",0}, - {SDL_FALSE,"Joypad 1 port A",0}, - {SDL_FALSE,"Joypad 2 port A",0}, - {SDL_FALSE,"Joypad 3 port A",0}, - {SDL_FALSE,"Joypad 0 port B",0}, - {SDL_FALSE,"Joypad 1 port B",0}, - {SDL_FALSE,"Joypad 2 port B",0}, - {SDL_FALSE,"Joypad 3 port B",0}, - {SDL_FALSE,"Joystick 0 port A",0}, - {SDL_FALSE,"Joystick 1 port A",0}, - {SDL_FALSE,"Joystick 0 port B",0}, - {SDL_FALSE,"Joystick 1 port B",0}, - {SDL_FALSE,"Lightpen port A",0}, - {SDL_FALSE,"Analog paddle port A",0}, - {SDL_FALSE,"Analog paddle port B",0} -#if 0 - ,{SDL_FALSE,"Joystick 0 parallel port",0}, - {SDL_FALSE,"Joystick 1 parallel port",0} -#endif -}; - -static const int jp_buttons[JP_NUM_BUTTONS]={ - JP_FIRE0, JP_FIRE1, JP_FIRE2, JP_PAUSE, - JP_OPTION, JP_KPMULT, JP_KPNUM, JP_KP0, - JP_KP1, JP_KP2, JP_KP3, JP_KP4, - JP_KP5, JP_KP6, JP_KP7, JP_KP8, - JP_KP9 -}; - -static SDL_bool joypad_ports_enabled=SDL_FALSE; - -/* Updated joypad ports */ -static Uint16 jp_paddles[4]; -static Uint16 jp_lightpens[2]; -static Uint16 jp_directions; -static Uint16 jp_fires; -static Uint32 jp_joypads[8]; - -/*--- Functions prototypes ---*/ - -static int GetEnabledAtariJoystick(int index); -static void UpdateJoypads(void); - -/*--- Functions ---*/ - -int SDL_SYS_JoystickInit(void) -{ - int i; - unsigned long cookie_mch; - const char *envr=SDL_getenv("SDL_JOYSTICK_ATARI"); - -#define TEST_JOY_ENABLED(env,idstring,num) \ - if (SDL_strstr(env,idstring"-off")) { \ - atarijoysticks[num].enabled=SDL_FALSE; \ - } \ - if (SDL_strstr(env,idstring"-on")) { \ - atarijoysticks[num].enabled=SDL_TRUE; \ - } - - /* Cookie _MCH present ? if not, assume ST machine */ - if (Getcookie(C__MCH, &cookie_mch) != C_FOUND) { - cookie_mch = MCH_ST << 16; - } - - /* Enable some default joysticks */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) || - (cookie_mch == MCH_ARANYM<<16)) { - atarijoysticks[IKBD_JOY1].enabled=(SDL_AtariIkbd_enabled!=0); - } - if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) { - atarijoysticks[PORTA_PAD0].enabled = - atarijoysticks[PORTA_PAD1].enabled = - atarijoysticks[PORTA_PAD2].enabled = - atarijoysticks[PORTA_PAD3].enabled = - atarijoysticks[PORTB_PAD0].enabled = - atarijoysticks[PORTB_PAD1].enabled = - atarijoysticks[PORTB_PAD2].enabled = - atarijoysticks[PORTB_PAD3].enabled = SDL_TRUE; - } - if (!atarijoysticks[IKBD_JOY1].enabled) { - atarijoysticks[XBIOS_JOY1].enabled=(SDL_AtariXbios_enabled!=0); - } - - /* Read environment for joysticks to enable */ - if (envr) { - /* IKBD on any Atari, maybe clones */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) || - (cookie_mch == MCH_ARANYM<<16)) { - if (SDL_AtariIkbd_enabled!=0) { - TEST_JOY_ENABLED(envr, "ikbd-joy1", IKBD_JOY1); - } - } - /* Joypads ports only on STE and Falcon */ - if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) { - TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD0); - if (!atarijoysticks[PORTA_PAD0].enabled) { - TEST_JOY_ENABLED(envr, "porta-joy0", PORTA_JOY0); - TEST_JOY_ENABLED(envr, "porta-joy1", PORTA_JOY1); - if (!(atarijoysticks[PORTA_JOY0].enabled) && !(atarijoysticks[PORTA_JOY1].enabled)) { - TEST_JOY_ENABLED(envr, "porta-lp", PORTA_LP); - if (!atarijoysticks[PORTA_LP].enabled) { - TEST_JOY_ENABLED(envr, "porta-anpad", PORTA_ANPAD); - } - } - } - - TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD0); - if (!atarijoysticks[PORTB_PAD0].enabled) { - TEST_JOY_ENABLED(envr, "portb-joy0", PORTB_JOY0); - TEST_JOY_ENABLED(envr, "portb-joy1", PORTB_JOY1); - if (!(atarijoysticks[PORTB_JOY0].enabled) && !(atarijoysticks[PORTB_JOY1].enabled)) { - TEST_JOY_ENABLED(envr, "portb-anpad", PORTB_ANPAD); - } - } - } - - if (!atarijoysticks[IKBD_JOY1].enabled) { - if (SDL_AtariXbios_enabled!=0) { - TEST_JOY_ENABLED(envr, "xbios-joy1", XBIOS_JOY1); - } - } -#if 0 - /* Parallel port on any Atari, maybe clones */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16)) { - TEST_JOY_ENABLED(envr, "para-joy0", PARA_JOY0); - TEST_JOY_ENABLED(envr, "para-joy1", PARA_JOY1); - } -#endif - } - - /* Need to update joypad ports ? */ - joypad_ports_enabled=SDL_FALSE; - for (i=PORTA_PAD0;i<=PORTB_ANPAD;i++) { - if (atarijoysticks[i].enabled) { - joypad_ports_enabled=SDL_TRUE; - break; - } - } - - SDL_numjoysticks = 0; - for (i=0;i<MAX_JOYSTICKS;i++) { - if (atarijoysticks[i].enabled) { - ++SDL_numjoysticks; - } - } - - return(SDL_numjoysticks); -} - -static int GetEnabledAtariJoystick(int index) -{ - int i,j; - - /* Return the nth'index' enabled atari joystick */ - j=0; - for (i=0;i<MAX_JOYSTICKS;i++) { - if (!atarijoysticks[i].enabled) { - continue; - } - - if (j==index) { - break; - } - - ++j; - } - if (i==MAX_JOYSTICKS) - return -1; - - return i; -} - -const char *SDL_SYS_JoystickName(int index) -{ - int numjoystick; - - numjoystick=GetEnabledAtariJoystick(index); - if (numjoystick==-1) - return NULL; - - return(atarijoysticks[numjoystick].name); -} - -int SDL_SYS_JoystickOpen(SDL_Joystick *joystick) -{ - int numjoystick; - - numjoystick=GetEnabledAtariJoystick(joystick->index); - if (numjoystick==-1) - return -1; - - joystick->naxes=0; - joystick->nhats=0; - joystick->nballs=0; - - switch(numjoystick) { - case PORTA_PAD0: - case PORTA_PAD1: - case PORTA_PAD2: - case PORTA_PAD3: - case PORTB_PAD0: - case PORTB_PAD1: - case PORTB_PAD2: - case PORTB_PAD3: - joystick->nhats=1; - joystick->nbuttons=JP_NUM_BUTTONS; - break; - case PORTA_LP: - case PORTA_ANPAD: - case PORTB_ANPAD: - joystick->naxes=2; - joystick->nbuttons=2; - break; - default: - joystick->nhats=1; - joystick->nbuttons=1; - break; - } - - return(0); -} - -void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick) -{ - int numjoystick; - Uint8 hatstate; - Uint32 curstate,prevstate; - - numjoystick=GetEnabledAtariJoystick(joystick->index); - if (numjoystick==-1) - return; - - prevstate = atarijoysticks[numjoystick].prevstate; - - if (joypad_ports_enabled) { - Supexec(UpdateJoypads); - } - - switch (numjoystick) { - case IKBD_JOY1: - case XBIOS_JOY1: - { - curstate = 0; - - if (numjoystick==IKBD_JOY1) { - curstate = SDL_AtariIkbd_joystick & 0xff; - } - if (numjoystick==XBIOS_JOY1) { - curstate = SDL_AtariXbios_joystick & 0xff; - } - - if (curstate != prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & IKBD_JOY_LEFT) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & IKBD_JOY_RIGHT) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & IKBD_JOY_UP) { - hatstate |= SDL_HAT_UP; - } - if (curstate & IKBD_JOY_DOWN) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); - - /* Button */ - if ((curstate & IKBD_JOY_FIRE) && !(prevstate & IKBD_JOY_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED); - } - if (!(curstate & IKBD_JOY_FIRE) && (prevstate & IKBD_JOY_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED); - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_PAD0: - case PORTA_PAD1: - case PORTA_PAD2: - case PORTA_PAD3: - case PORTB_PAD0: - case PORTB_PAD1: - case PORTB_PAD2: - case PORTB_PAD3: - { - int numjoypad,i; - - numjoypad = 0; - switch(numjoystick) { - case PORTA_PAD0: - numjoypad = 0; break; - case PORTA_PAD1: - numjoypad = 1; break; - case PORTA_PAD2: - numjoypad = 2; break; - case PORTA_PAD3: - numjoypad = 3; break; - case PORTB_PAD0: - numjoypad = 4; break; - case PORTB_PAD1: - numjoypad = 5; break; - case PORTB_PAD2: - numjoypad = 6; break; - case PORTB_PAD3: - numjoypad = 7; break; - } - - curstate=jp_joypads[numjoypad]; - if (curstate!=prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & (1<<JP_LEFT)) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & (1<<JP_RIGHT)) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & (1<<JP_UP)) { - hatstate |= SDL_HAT_UP; - } - if (curstate & (1<<JP_DOWN)) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); - - /* Buttons */ - for (i=0;i<JP_NUM_BUTTONS;i++) { - int button; - - button=1<<jp_buttons[i]; - - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_JOY0: - case PORTA_JOY1: - case PORTB_JOY0: - case PORTB_JOY1: - { - int fire_shift=0,dir_shift=0; - - if (numjoystick==PORTA_JOY0) { fire_shift=0; dir_shift=0; } - if (numjoystick==PORTA_JOY1) { fire_shift=1; dir_shift=4; } - if (numjoystick==PORTB_JOY0) { fire_shift=2; dir_shift=8; } - if (numjoystick==PORTB_JOY1) { fire_shift=3; dir_shift=12; } - - curstate = (jp_directions>>dir_shift) & 15; - curstate |= ((jp_fires>>fire_shift) & 1)<<4; - - if (curstate != prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & PORT_JS_LEFT) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & PORT_JS_RIGHT) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & PORT_JS_UP) { - hatstate |= SDL_HAT_UP; - } - if (curstate & PORT_JS_DOWN) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); - - /* Button */ - if ((curstate & PORT_JS_FIRE) && !(prevstate & PORT_JS_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED); - } - if (!(curstate & PORT_JS_FIRE) && (prevstate & PORT_JS_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED); - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_LP: - { - int i; - - curstate = jp_lightpens[0]>>1; - curstate |= (jp_lightpens[1]>>1)<<15; - curstate |= (jp_fires & 3)<<30; - - if (curstate != prevstate) { - /* X axis */ - SDL_PrivateJoystickAxis(joystick,0,jp_lightpens[0] ^ 0x8000); - /* Y axis */ - SDL_PrivateJoystickAxis(joystick,1,jp_lightpens[1] ^ 0x8000); - /* Buttons */ - for (i=0;i<2;i++) { - int button; - - button=1<<(30+i); - - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_ANPAD: - case PORTB_ANPAD: - { - int numpaddle, i; - - numpaddle=0<<1; - if (numjoystick==PORTB_ANPAD) numpaddle=1<<1; - - curstate = jp_paddles[numpaddle]>>1; - curstate |= (jp_paddles[numpaddle+1]>>1)<<15; - curstate |= ((jp_fires>>numpaddle) & 3)<<30; - - if (curstate != prevstate) { - /* X axis */ - SDL_PrivateJoystickAxis(joystick,0,jp_paddles[numpaddle] ^ 0x8000); - /* Y axis */ - SDL_PrivateJoystickAxis(joystick,1,jp_paddles[numpaddle+1] ^ 0x8000); - /* Buttons */ - for (i=0;i<2;i++) { - int button; - - button=1<<(30+i); - - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; -#if 0 - case PARA_JOY0: - case PARA_JOY1: - break; -#endif - }; - - return; -} - -void SDL_SYS_JoystickClose(SDL_Joystick *joystick) -{ - return; -} - -void SDL_SYS_JoystickQuit(void) -{ - SDL_numjoysticks=0; - return; -} - -/*--- Joypad I/O read/write interface ---*/ - -#define JOYPAD_IO_BASE (0xffff9200) -struct JOYPAD_IO_S { - Uint16 fires; - Uint16 directions; - Uint16 dummy1[6]; - Uint16 paddles[4]; - Uint16 dummy2[4]; - Uint16 lightpens[2]; -}; -#define JOYPAD_IO ((*(volatile struct JOYPAD_IO_S *)JOYPAD_IO_BASE)) - -static const Uint16 joypad_masks[8*4]={ - 0xfffe, 0xfffd, 0xfffb, 0xfff7, - 0xfff0, 0xfff1, 0xfff2, 0xfff3, - 0xfff4, 0xfff5, 0xfff6, 0xfff8, - 0xfff9, 0xfffa, 0xfffc, 0xffff, - 0xffef, 0xffdf, 0xffbf, 0xff7f, - 0xff0f, 0xff1f, 0xff2f, 0xff3f, - 0xff4f, 0xff5f, 0xff6f, 0xff8f, - 0xff9f, 0xffaf, 0xffcf, 0xffff -}; - -static void UpdateJoypads(void) -{ - Uint16 tmp, i, j; - Uint32 cur_fire, cur_dir; - - /*--- This function is called in supervisor mode ---*/ - - /* Update joysticks */ - jp_fires = (~(JOYPAD_IO.fires)) & 15; - jp_directions = (~(JOYPAD_IO.directions)); - - /* Update lightpen */ - tmp = JOYPAD_IO.lightpens[0] & 1023; - jp_lightpens[0] = (tmp<<6) | (tmp>>4); - tmp = JOYPAD_IO.lightpens[1] & 1023; - jp_lightpens[1] = (tmp<<6) | (tmp>>4); - - /* Update paddles */ - tmp = (JOYPAD_IO.paddles[0] & 255); - jp_paddles[0] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[1] & 255); - jp_paddles[1] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[2] & 255); - jp_paddles[2] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[3] & 255); - jp_paddles[3] = (tmp<<8) | tmp; - - /* Update joypads on teamtap port A */ - for (i=0; i<4; i++) { - jp_joypads[i] = 0; - for (j=0; j<4; j++) { - JOYPAD_IO.directions = joypad_masks[(i*4)+j]; - - cur_fire = (~(JOYPAD_IO.fires) & 3)<<16; - cur_dir = (~(JOYPAD_IO.directions)>>8) & 15; - - jp_joypads[i] |= cur_fire<<(j*2); - jp_joypads[i] |= cur_dir<<(j*4); - } - } - - /* Update joypads on teamtap port B */ - for (i=4; i<8; i++) { - jp_joypads[i] = 0; - for (j=0; j<4; j++) { - JOYPAD_IO.directions = joypad_masks[(i*4)+j]; - - cur_fire = (~(JOYPAD_IO.fires) & 0xc)<<14; - cur_dir = (~(JOYPAD_IO.directions)>>12) & 15; - - jp_joypads[i] |= cur_fire<<(j*2); - jp_joypads[i] |= cur_dir<<(j*4); - } - } - - JOYPAD_IO.directions=0xffff; -} - -#endif /* SDL_JOYSTICK_MINT */ |